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How do I use a custom Serializer with Jackson?
...a.io.IOException;
import java.sql.Timestamp;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
public class TimestampSerializerT...
What is the difference between JSF, Servlet and JSP?
...sive framework designedfor enterprise Web
application development, these core technologies can often lead to
avariety of development and maintenance problems. More important, by
the time the developers achieve a production-quality solution, the
same set of problems solved by JSF will have be...
Why is the console window closing immediately once displayed my output?
...
I'm a little bit late to the party, but: in Visual Studio 2019 for .NET Core projects the console doesn't close automatically by default. You can configure the behaviour through menu Tools → Options → Debugging → General → Automatically close the console when debugging stops. If you get y...
微软VS苹果 桌面操作系统的终极一战 - 创意 - 清泛网 - 专注C/C++及内核技术
...上去只是每年一次的例行升级，不过结合微软在7月底的大动作，今年的桌面操作系统大战，很有可能是这两家巨头厂商对于抢夺用户的桌面设备的终极一战。
腾讯数码讯 （钟文泽）7月29日这一天，微软将在全球同步推送最新...
Passing variable arguments to another function that accepts a variable argument list
... to happen. This allows printf, sprintf, and fprintf to all use the same 'core' mechanism. For example, vsprintf might be something like:
void s_out(PRINTF_INFO *p_inf, char ch)
{
(*(p_inf->destptr)++) = ch;
p_inf->result++;
}
int vsprintf(char *dest, const char *fmt, va_list args)
{
...
Test whether a list contains a specific value in Clojure
... this case... it slightly surprises me that there isn't one already in the core language.
– mikera
Jul 14 '10 at 19:06
4
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Is it better to call ToList() or ToArray() in LINQ queries?
...
It's 2020 outside and everyone is using .NET Core 3.1 so I decided to run some benchmarks with Benchmark.NET.
TL;DR: ToArray() is better performance-wise and does a better job conveying intent if you're not planning to mutate the collection.
[MemoryDiagnoser]
...
Difference between a “coroutine” and a “thread”?
...may be executing at any given time. (Traditionally, on single-CPU, single-core machines, that concurrency was simulated with some help from the OS -- nowadays, since so many machines are multi-CPU and/or multi-core, threads will de facto be executing simultaneously, not just "conceptually").
...
How to run a single RSpec test?
...de
end
RSpec documentation:
https://www.rubydoc.info/github/rspec/rspec-core/RSpec/Core/Configuration#filter_run_when_matching-instance_method
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Which version of Perl should I use on Windows? [closed]
...s that my modules sometimes fail to install because I need an upgrade to a core module, but they won't allow that. Thus, everybody who doesn't use Windows can use my code, but they can't do that with ActiveState's Perl.
ActiveState also has a very dodgy build system which often fails to report exa...